Plumbing means plumbing as defined in Section 1(1) of the Act.
Plumbing system means water supply distribution and disposal piping on the premises, including appliances and equipment attached thereto, between their connection points to a public or private system.
HVAC means heating, ventilation and air conditioning.
Plumbing contractor means a licensed master plumber or a person who employs a licensed master plumber full-time to directly supervise the installation of plumbing as his or her representative engaged in the business of plumbing for a fixed sum, price, fee percentage, valuable consideration, or other compensation and who is licensed as a plumbing contractor.
Systems and Equipment means any plant (including any central plant), machinery, transformers, duct work, cable, wires, and other equipment, facilities, and systems designed to supply heat, ventilation, air conditioning and humidity or any other services or utilities, or comprising or serving as any component or portion of the electrical, gas, steam, plumbing, sprinkler, communications, alarm, lab, security, or fire/life safety systems or equipment, or any other mechanical, electrical, electronic, computer or other systems or equipment which serve the Building and/or any other building in the Project in whole or in part.